Headphones



FIG. 1 is a side view of headphones according to my design, the opposite side view being mirror symmetrical;

FIG. 2 is a perspective view thereof, the perspective from the opposite side being mirror symmetrical;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for headphones, as shown and described. 